MYP Math Cosine Rule

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MYP Math Cosine Rule

Postby Nyla » Sun Aug 18, 2013 10:21 am

MYP Mathematics Pre-diploma – Trigonometry, Cosine Rule

How can we find the side of a triangle ABC given that ?

Thanks!
Nyla
 
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Re: MYP Math Cosine Rule

Postby Jack » Sun Aug 18, 2013 10:28 am

MYP Mathematics Pre-diploma – Trigonometry, Cosine Rule

The Cosine rule states



So in your case the side can be calculated as follows:








Hope these help!!
Jack
 
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Re: MYP Math Cosine Rule

Postby Nyla » Sun Aug 18, 2013 10:29 am

Thank you Jack!!
Nyla
 
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Joined: Mon Jan 28, 2013 8:11 pm


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